L12/44370 4 Ohms Coaxial Professional Speakers Component Neodymium

• Noise: <102dB
• Hi-Fi: Not Hi-Fi
• Activity: Passive
• Operation Mode: Wire / Remote Control
• Speaker System: Passive
• Speaker Material: Ferrite
• Model NO.: L12/44370
• Application: Stage
• Certification: ISO
• Monitor: None
• THD: <0.005%
• Type: 12 Inch Speaker
• Customer Satisfaction: 98%
• Performance: Stable
• Markets: Europe,Asia,North and South America
• Brand: Hipower
• Transport Package: Export Carton
• Specification: 12inch
• Trademark: Hipower
• Origin: China
• HS Code: 85182900
• Production Capacity: 5000PC Per Month

Product Description

L12/44370  4Ohms Coaxial Professional Low Frequency Transducer

Product main features:
1.700W continuous program power handling
2.110dB sensitivity  1w/1m
3.800Hz-18k Hz frequency response range
4.44.4mm high temperature copper voice coil with Kapton former
5.The horn is connected to a HF driver with 1.6" exit throat
6.Hipower Audio is a professinal speaker factory with experience in the speaker field for 12 years. We make our own tranducers ,HF drivers and empty cabinets.

Introduction:
We are a PA speaker factory of more than 13 years in Panyu,Guangzhou,China,occupying 2000 square meters with 3 production lines.We make Pro audio speakers from small sizes upto 24 inch.

R&D capability:
In the R&D, Hipower's experienced engineers and technicians carry out researches on new materials.state-of-art components and advacned product designs with the help of an anechoic chamber,test instruments and simulation sofwares.

Markets:
Ever since 2003, we have been exporting to many countries, including southeast Asia, Europe, North Ameria and South America.

 

Speaker's Details:

General Specifications
Nominal Diameter	300/12	mm/inch
Rated Impedance	4	ohm
Nominal Power handling	400	Watts
Program Power	800	Watts
Sensitivity(lw/lm)	100	dB
Frequency Range	57-3500	Hz
Minimum Impedance(Zmin)	4.36	ohm
Voice Coil Diameter	75.5/3	mm/inch
Voice Coil Material	Copper
Voice Coil Winding Depth	16	mm
Number of layers	2(inside/outside)
Magnet gap depth	12	mm
Former material	Kapton
Surround Shape	M-roll
Basket	Cast Aluminum
Flux Density	1.2	T
Magnet Material/Mass	Neodymium

   

Thiele-Small parameters
Resonance frequency	Fs	57	Hz
DC resistance	Re	3.6	ohm
Mechanical factor	Qms	5.24
Electrical factor	Qes	0.26
Total factor	Qts	0.24
Mechanical compliance	Cms	0.17	mm/N
Mechanical resistance of suspension losses	Rms	3.12	mech-ohm
Effective Moving Mass	Mms	45.6	gr
Half-space efficiency	Eff	4.78	%
BL Factor	BL	15.07	T.m
Equivalent Cas air load	Vas	70	liters
Effective piston area	Sd	0.0543	m2
Max.linear excursion	Xmax	5	mm
Voice-coil inductance	LelK	0.66	mH

 

Mounting Information
Overall Diameter	315.5	mm
Bolt Circle Diameter	299	mm
Bolt Hole Diameter	7*8	mm
Baffle Cutout Diameter	283	mm
Overall Depth	156	mm